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Test your basic knowledge |
Biomedical Engineering Heart
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 43 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Relaxation
fibrous epicardium
diastole
sodium ions and water
systole
2. Each normal heartbeat is initiated by this
right and left atria
sodium ions and water
fibrous epicardium
SA node
3. Outermost of the pericardial membranes
endocardium
aorta
right and left atria
fibrous epicardium
4. Heart is located here
diastole
medial to the lungs and superior to the diaphragm
cardiac output
ECG
5. Visceral pericardium
aorta
medial to the lungs and superior to the diaphragm
epicardium
arrhythmias
6. Cardiac muscle tissue
coronary veins
stroke volume
myocardium
is smooth to prevent abnormal clotting within the heart
7. Upper chamber of the heart
atrium
medial to the lungs and superior to the diaphragm
aorta
tricuspid valve
8. Heart rate below 60 bpm
right and left atria
cardiac reserve
prevent friction as the heart beats
bradycardia
9. Area in the thoracic cavity between the lungs
cardiac cycle
SA node
mediastinum
bicuspid valve
10. Contraction of chambers of the heart
stroke volume
right and left atria
SA node
systole
11. Veins that return blood to the right atrium
superior and inferior caval veins
bradycardia
fibrullation
cardiac output
12. Amount of blood pumped by a ventricle per beat
stroke volume
prevent friction as the heart beats
venous return
medulla
13. Largest artery of the body
endocardium
bradycardia
SA node
aorta
14. Electical activity of the heart may be depicted in an
superior and inferior caval veins
vagus nerves
ECG
is smooth to prevent abnormal clotting within the heart
15. Funciton of the serous fluid of teh pericardial membranes
systole
aortic and pulmonary semilunar valves
prevent friction as the heart beats
60-80
16. Nerves that transmit impulses to decrease the heart rate are the ____
bradycardia
SA node
vagus nerves
is smooth to prevent abnormal clotting within the heart
17. The amount of blood that returns to teh heart
coronary veins
venous return
stroke volume
SA node
18. 1st branches of teh ascending aorta
stroke volume
aortic and pulmonary semilunar valves
coronary arteries
endocardium
19. Sequence of events in one heartbeat
cardiac output
cardiac cycle
aorta
diastole
20. Prevents backflow of blood from teh right ventricle to the right atrium
fibrullation
aorta
tricuspid valve
aorta
21. Purpose of teh coronary vessels
supply the heart with oxygenated blood
fibrous epicardium
medulla
SA node
22. The chambers of teh heart that receive blood from the veins
myocardium
aorta
right and left atria
stenosis...
23. Amount of blood pumped by a ventricle in 1 minute
cardiac output
cardiac reserve
pressoreceptors in teh carotid and aortic sinuses
systole
24. Prevents backflow of blood from the left ventricle to the left atrium
systole
right and left atria
bicuspid valve
bundle of His...
25. The centers that regulate heart rate located in the___
medulla
systole
tricuspid valve
medial to the lungs and superior to the diaphragm
26. Heart chambers are lined with this
bradycardia
epicardium
pressoreceptors in teh carotid and aortic sinuses
endocardium
27. Normal heart sounds are caused by
ECG
diastole
closure of the valves
right and left atria
28. Normal range of heart rate for a healthy adult is _____ bpm
stenosis...
aorta
60-80
arrhythmias
29. Part of the myocardium is deprived of its blood supply and becomes ______
endocardium
ischemia
aortic and pulmonary semilunar valves
medial to the lungs and superior to the diaphragm
30. First part of the cardia conduction pathway in teh ventircles
sodium ions and water
bundle of His...
vagus nerves
bicuspid valve
31. Relaxation of chambers of the heart
aorta
fibrullation
myocardium
diastole
32. Difference between resting cardiac output adn maximum exercise cardiac output
vagus nerves
cardiac reserve
prevent friction as the heart beats
tricuspid valve
33. Narrowing of a valve
coronary arteries
systole
right and left atria
stenosis...
34. Natural pacemaker of the heart
coronary arteries
aorta
SA node
is smooth to prevent abnormal clotting within the heart
35. Hormone ANP increases loss of ____in urine to decrease blood volume and blood pressure
ECG
sodium ions and water
aorta
tricuspid valve
36. Irregular heartbeats
closure of the valves
arrhythmias
systole
tricuspid valve
37. Endocardium lines the chambers of the heart
coronary arteries
systole
is smooth to prevent abnormal clotting within the heart
atrium
38. Contraction
supply the heart with oxygenated blood
SA node
cardiac cycle
systole
39. Vessel into which the left ventricle pumps blood
bradycardia
supply the heart with oxygenated blood
aorta
myocardium
40. Coronary sinus receives blood directly from this
ischemia
fibrous epicardium
coronary veins
aorta
41. Very rapid and uncoordinated ventricular beat
fibrullation
bradycardia
mediastinum
stenosis...
42. Changes in blood pressure are detected by
arrhythmias
epicardium
pressoreceptors in teh carotid and aortic sinuses
atrium
43. Backflow o fblood from the arteries to the ventricles is prevented by these
aortic and pulmonary semilunar valves
SA node
systole
superior and inferior caval veins